Perhaps you should try some spelling variations:
nhung cong » dung cong, thong cong, hang cong
hanh trang » thanh trung, hanh trinh, minh trang
chua xang » chua nang, chuc nang, chu bang
cua nhung » va nhung
cong tan » cong tac, cong san, cong thanh
tan than » tan thanh, tan tran, ban than
than tap » toan tap, han tap, phan tap
chu van » cuu van, chu han

You may be able to get more results by adjusting your search query.

• Performing a fuzzy search may retrieve terms with similar spellings: sua ((chu van) or (chua xang)) - ((hanh trang) or (canh tranh)) cua nhung cong tan than tap~.
• If you are trying to use Boolean operators, they must be ALL CAPS: sua ((chu van) OR (chua xang)) - ((hanh trang) OR (canh tranh)) cua nhung cong tan than tap.
• Adding a wildcard symbol may retrieve word variants: sua ((chu van) or (chua xang)) - ((hanh trang) or (canh tranh)) cua nhung cong tan than tap*.